that thing that can make a guy off the street sound like Chris Brown, or some woman sound like Mariah Carey. That's why singers always sound better on CD than live on-stage.

Guy: Sometimes I wonder why singers always sound different on CD than in real person.
Guy2: Well that's because of studio magic. It can make anybody sound like they sing good. Even insert famous singer here.
Guy: Meanwhile the regular people with real singing talent are practically living in their cubicles or can't get a break.